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Bosch Rexroth AG
Connection diagram
Stop circuit:
Floating contact
max. load:
24VDC / 3A
Internal power
supply for I/O -
Board with Stop
circuit
Bridges
required
for
+24V (main switch release)
operation
with Force
sensor
Force
sensor
(optional)
5
Connection diagram
24VDC I/O
1
0VDC I/O
2
3
4
24VDC internal
5
24VDC external
6
0VDC external
7
0VDC internal
8
9
24VDC standby
10
0VDC standby
11
12
24VDC Fan
13
0VDC Fan
14
24VDC
1
0VDC
2
Undervoltage Release
1
2
Shunt release
3
Pressure outp. analog
1
Pressure Gnd
2
Pressure Analog
3
4
5
Operate
1
2
3
Analog Input
4
Ext/Signal GND
5
6
Toroid input
1
Toroid input
2
3
4
5
6
7
8
Note:
Relay and contactors require RFI suppression
e.g. free wheeling diode for small relays and contactors
Fig. 1:
Inverter control
R911338817 | PSI 6xxx.349xx
U1
V1
W1
X
4
U2
V2
X
5
X
8
2
X
3
1
5
X
2
X
9
X
3
Mains
(see table)
Welding-
Transformer
(see table)
RxD
TxD
Gnd
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